#-*-Makefile-*- vim:syntax=make

export GCC=gcc
GPP=g++
OPTFLAGS = -g -O0
LIBS = -lm -lstdc++
PFLAGS += -DTOSSIM -fnesc-nido-tosnodes=1000 -fnesc-simulate -fnesc-nido-motenumber='sim_node\(\)' -fnesc-gcc=$(GCC)
PFLAGS += -I%T/lib/tossim
WFLAGS = -Wno-nesc-data-race
PYTHON_VERSION ?= $(shell python --version 2>&1 | sed 's/Python 2\.\([0-9]\)\.[0-9]+\{0,1\}/2.\1/')

TOSMAKE_BUILD_DIR = simbuild/$(PLATFORM)
TOSSIMPY_DIR      = $(TINYOS_OS_DIR)/lib/tossim
CFILE             = $(TOSMAKE_BUILD_DIR)/sim.c
OBJFILE           = $(TOSMAKE_BUILD_DIR)/sim.o
CXXFILE           = $(TINYOS_OS_DIR)/lib/tossim/tossim.c
CXXOBJFILE        = $(TOSMAKE_BUILD_DIR)/tossim.o
HASHFILE          = $(TINYOS_OS_DIR)/lib/tossim/hashtable.c
HASHOBJFILE       = $(TOSMAKE_BUILD_DIR)/c-support.o
PYFILE            = $(TINYOS_OS_DIR)/lib/tossim/tossim_wrap.cxx
PYOBJFILE         = $(TOSMAKE_BUILD_DIR)/pytossim.o
PYDIR             = $(shell python$(PYTHON_VERSION)-config --prefix)/include/python$(PYTHON_VERSION)
SIMDIR            = $(TINYOS_OS_DIR)/lib/tossim
XML               = app.xml
DUMPTYPES         = -fnesc-dump=components -fnesc-dump=variables -fnesc-dump=constants -fnesc-dump=typedefs -fnesc-dump=interfacedefs -fnesc-dump=tags

ifeq ($(findstring cygwin, $(OSTYPE)),cygwin)
  PLATFORM_FLAGS=-DUSE_DL_IMPORT -fpic
  SHARED_OBJECT=_TOSSIM.dll
  PLATFORM_BUILD_FLAGS= -fpic -W1,--enabled-auto-image-base
  PLATFORM_LIB_FLAGS = -L/usr/lib/python$(PYTHON_VERSION)/config -L/$(PYDIR)/config -lstdc++ -lpython$(PYTHON_VERSION)
else
ifeq ($(OS), Windows_NT) # Some TinyOS installs are like this
  PLATFORM_FLAGS=-DUSE_DL_IMPORT -fpic
  SHARED_OBJECT=_TOSSIM.dll
  PLATFORM_BUILD_FLAGS= -fpic -W1,--enabled-auto-image-base
  PLATFORM_LIB_FLAGS =-shared -L/usr/lib/python$(PYTHON_VERSION)/config -L/$(PYDIR)/config -lstdc++ -lpython$(PYTHON_VERSION)
else
ifeq ($(findstring darwin, $(OSTYPE)), darwin)
  SIM_DARWIN=TRUE
else
ifeq ($(findstring Darwin, $(shell uname)), Darwin)
  SIM_DARWIN = TRUE
else # linux
  PLATFORM_FLAGS=-shared -fPIC
  SHARED_OBJECT=_TOSSIMmodule.so
  PLATFORM_LIB_FLAGS = -lstdc++
  PLATFORM_BUILD_FLAGS= -shared -fPIC
endif
endif
endif
endif
ifdef SIM_DARWIN
  PLATFORM_FLAGS=-fPIC -D_FORTIFY_SOURCE=0
  PLATFORM_CC_FLAGS=-bundle
  SHARED_OBJECT=_TOSSIMmodule.so
  PLATFORM_BUILD_FLAGS=-flat_namespace -undefined suppress
  PLATFORM_LIB_FLAGS = -lstdc++
endif

BUILD_DEPS = sim-exe

# lib/tossim has to come at the end in order to ensure basic TOSSIM
# implementations are the last resort, so put it directly in the call

sim-exe: build_dir $(TOSMAKE_PRE_EXE_DEPS) FORCE
	@echo -e '$(INFO_STRING) placing object files in $(TOSMAKE_BUILD_DIR)'
	@echo -e '$(INFO_STRING) writing XML schema to $(XML)'
	@echo -e '$(INFO_STRING) compiling $(COMPONENT) to object file sim.o'
	$(NESC) -c $(PLATFORM_FLAGS) -o $(OBJFILE) $(OPTFLAGS) $(NESC_PFLAGS) $(CFLAGS) $(WFLAGS) $(COMPONENT).nc $(LDFLAGS)  $(DUMPTYPES) -fnesc-dumpfile=$(XML)

	@echo -e '$(INFO_STRING) compiling Python support and C libraries into pytossim.o, tossim.o, and c-support.o'
	$(GPP) -c $(PLATFORM_CC_FLAGS) $(PLATFORM_FLAGS) -o $(PYOBJFILE) $(OPTFLAGS) $(CFLAGS) $(SIM_ADDITIONAL_CFLAGS) $(PYFILE) -I$(PYDIR) -I$(SIMDIR) -DHAVE_CONFIG_H
	$(GPP) -c $(PLATFORM_CC_FLAGS) $(PLATFORM_FLAGS) -o $(CXXOBJFILE) $(OPTFLAGS) $(CFLAGS) $(SIM_ADDITIONAL_CFLAGS) $(CXXFILE) -I$(PYDIR) -I$(SIMDIR)
	$(GPP) -c $(PLATFORM_CC_FLAGS) $(PLATFORM_FLAGS) -o $(HASHOBJFILE) $(OPTFLAGS) $(CFLAGS) $(SIM_ADDITIONAL_CFLAGS) $(HASHFILE) -I$(PYDIR) -I$(SIMDIR)

	@echo -e '$(INFO_STRING) linking into shared object ./$(SHARED_OBJECT)'
	$(GPP) $(PLATFORM_BUILD_FLAGS) $(PLATFORM_CC_FLAGS) $(PYOBJFILE) $(OBJFILE) $(CXXOBJFILE) $(HASHOBJFILE) $(SIM_ADDITIONAL_OBJS) $(PLATFORM_LIB_FLAGS) -o $(SHARED_OBJECT)

	@echo -e '$(INFO_STRING) copying Python script interface TOSSIM.py from lib/tossim to local directory'
	@cp $(TOSSIMPY_DIR)/TOSSIM.py .
	@echo " "
	@echo -e '$(INFO_STRING) *** Successfully built $(PLATFORM) TOSSIM library.'
